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A community policing program began in an entertainment area in a large metropolitan area.City leaders are interested to see if the change in policing strategy has reduced the number of crimes and has asked faculty from a local university to complete a study.What type of evaluation would be best?
Research Hypothesis
A speculative statement about the relationship between two or more variables that is tested through research.
Degrees Of Freedom
The number of independent values or quantities which can be assigned to a statistical distribution, influencing the shape of the distribution.
Dependent-Samples T Test
A mathematical method deployed to evaluate if there's a significant difference in averages between two associated groups.
Null Hypothesis
A statistical hypothesis that assumes no significant difference or effect in a given experiment or observation.
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